"Tom" == Tom Rini trini@ti.com writes:
Tom> - Update Falcon Mode support so that the offsets used in eMMC (or a raw Tom> SD card) would allow for enough room for a device tree to be used Tom> rather than an ATAGS blob as well as environment to be saved in eMMC. Tom> - Add board/ti/am335x/README which covers a few basic items, and Tom> provides an example of Falcon Mode for eMMC, FAT SD card and NAND. Tom> - Round up the size of u-boot.img.raw to match these use-cases, and add Tom> the entries for Falcon Mode to DFU for eMMC, FAT SD cards and NAND Tom> - Correct CONFIG_CMD_SPL_WRITE_SIZE size (eraseblocks are 128KiB)
It looks to me like this should be 4 (or 3) seperate commits then?
Tom> Signed-off-by: Tom Rini trini@ti.com Tom> --- Tom> board/ti/am335x/README | 123 ++++++++++++++++++++++++++++++++++++++++++ Tom> include/configs/am335x_evm.h | 19 ++++--- Tom> 2 files changed, 135 insertions(+), 7 deletions(-) Tom> create mode 100644 board/ti/am335x/README
Tom> diff --git a/board/ti/am335x/README b/board/ti/am335x/README Tom> new file mode 100644 Tom> index 0000000..565f18c Tom> --- /dev/null Tom> +++ b/board/ti/am335x/README Tom> @@ -0,0 +1,123 @@ Tom> +Summary Tom> +======= Tom> + Tom> +This document covers various features of the 'am335x_evm' build, and some of Tom> +the related build targets (am335x_evm_uartN, etc). Tom> + Tom> +Hardware Tom> +======== Tom> + Tom> +The binary produced by this board supports, based on parsing of the EEPROM Tom> +doumentd in TI's reference designs:
documented
Tom> +Note that when we run 'spl export' it will prepare to boot the kernel. Tom> +This includes relocation of the uImage from where we loaded it to the entry Tom> +point defined in the head. As these locations overlap by default, it would
header
Tom> +A further word of warning about using eMMC and partition tables. When Tom> +working with SD cards we can get away with erasing small areas at a time, Tom> +however on eMMC we must keep erases aligned to eraseblocks and thus the Tom> +first erase we issue will erase the partition table.
Really? I thought eMMC behaved just like SD cards?
Tom> +# Ensure are able to talk with this mmc device, erase most previous contents
Ensure we are